Black Sheep Unstructured “Dad” Hats By JF. Published on October 13, 2015. Black Sheep Fall Delivery Hat Collection now available in-store and online. New Black Sheep low profile, unstructured, soft canvas or corduroy 6-panel hats in Black, White, Tan, Red and Navy. Features Black Sheep woven label or embroidered logo front crown. Unisex, one size fits most.